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Increase NKPT in case of n32 and n64 to support more physical memory.

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On n32, vm_page_startup() needs more virtual mem to map vm_page structs.
The new value of 256 will allow us to support 16GB RAM.
This commit is contained in:
Jayachandran C. 2011-03-01 04:21:56 +00:00
parent 0474933dcc
commit 1e4b58070b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=219122
1 changed files with 4 additions and 0 deletions
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4
sys/mips/include/pmap.h
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@ -49,7 +49,11 @@
#include <machine/vmparam.h>
#include <machine/pte.h>
#if defined(__mips_n32) || defined(__mips_n64) /* PHYSADDR_64BIT */
#define NKPT 256 /* mem > 4G, vm_page_startup needs more KPTs */
#else
#define NKPT 120 /* actual number of kernel page tables */
#endif
#ifndef LOCORE